package net.minecraft.network.play.client;

import java.io.IOException;
import net.minecraft.item.ItemStack;
import net.minecraft.network.Packet;
import net.minecraft.network.PacketBuffer;
import net.minecraft.network.play.INetHandlerPlayServer;

public class C0EPacketClickWindow implements Packet<INetHandlerPlayServer> {
	/** The id of the window which was clicked. 0 for player inventory. */
	private int windowId;

	/** Id of the clicked slot */
	private int slotId;

	/** Button used */
	private int usedButton;

	/** A unique number for the action, used for transaction handling */
	private short actionNumber;

	/** The item stack present in the slot */
	private ItemStack clickedItem;

	/** Inventory operation mode */
	private int mode;

	public C0EPacketClickWindow() {
	}

	public C0EPacketClickWindow(int windowId, int slotId, int usedButton, int mode, ItemStack clickedItem,
			short actionNumber) {
		this.windowId = windowId;
		this.slotId = slotId;
		this.usedButton = usedButton;
		this.clickedItem = clickedItem != null ? clickedItem.copy() : null;
		this.actionNumber = actionNumber;
		this.mode = mode;
	}

	/**
	 * Passes this Packet on to the NetHandler for processing.
	 */
	public void processPacket(INetHandlerPlayServer handler) {
		handler.processClickWindow(this);
	}

	/**
	 * Reads the raw packet data from the data stream.
	 */
	public void readPacketData(PacketBuffer buf) throws IOException {
		this.windowId = buf.readByte();
		this.slotId = buf.readShort();
		this.usedButton = buf.readByte();
		this.actionNumber = buf.readShort();
		this.mode = buf.readByte();
		this.clickedItem = buf.readItemStackFromBuffer();
	}

	/**
	 * Writes the raw packet data to the data stream.
	 */
	public void writePacketData(PacketBuffer buf) throws IOException {
		buf.writeByte(this.windowId);
		buf.writeShort(this.slotId);
		buf.writeByte(this.usedButton);
		buf.writeShort(this.actionNumber);
		buf.writeByte(this.mode);
		buf.writeItemStackToBuffer(this.clickedItem);
	}

	public int getWindowId() {
		return this.windowId;
	}

	public int getSlotId() {
		return this.slotId;
	}

	public int getUsedButton() {
		return this.usedButton;
	}

	public short getActionNumber() {
		return this.actionNumber;
	}

	public ItemStack getClickedItem() {
		return this.clickedItem;
	}

	public int getMode() {
		return this.mode;
	}
}
